CN202152827U - High-power three-level parallel shaft harden-tooth-surface gear reducer - Google Patents
High-power three-level parallel shaft harden-tooth-surface gear reducer Download PDFInfo
- Publication number
- CN202152827U CN202152827U CN2011202658205U CN201120265820U CN202152827U CN 202152827 U CN202152827 U CN 202152827U CN 2011202658205 U CN2011202658205 U CN 2011202658205U CN 201120265820 U CN201120265820 U CN 201120265820U CN 202152827 U CN202152827 U CN 202152827U
- Authority
- CN
- China
- Prior art keywords
- shaft
- output
- gear shaft
- gear
- input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- General Details Of Gearings (AREA)
- Gear Transmission (AREA)
Abstract
The utility model relates to a high-power three-level parallel shaft harden-tooth-surface gear reducer which comprises a box body, an input gear shaft, an input gear, a middle gear shaft, a middle gear, an output gear shaft, an output gear, an output shaft and support bearings, and the gear reducer is characterized in that the input gear shaft, the middle gear shaft, the output gear shaft and the output shaft are arranged on the box body in parallel by the support bearings; the input gear shaft is meshed with the input gear connected on the middle gear shaft by a key; the middle gear shaft is meshed with the middle gear connected on the output hear shaft by a key; the output gear shaft is meshed with the output gear connected on the output shaft by a key; oil seals are arranged at the input end of the input gear shaft, and the output end of the output shaft; and a shaft installation hole is arranged in the box body below the input gear shaft. The high-power three-level parallel shaft harden-tooth-surface gear reducer has the advantages that the transmission ratio range is wide, the bearing capacity is large, the output torque is large, the transmission efficiency is high, and the service life is long.
Description
Technical field
The utility model belongs to the speed reducer technical field, particularly relates to a kind of high power third-level parallel axis hard-tooth surface gear reduction unit.
Background technique
Gear reduction unit in the known technology, its transmission shaft layout are triangle or are the zigzag structure, though the speed reducer structure of this kind layout is comparatively compact; But bearing capacity is very limited; Can't realize high-power transmission, and vibration and noise are big, temperature rise is increased, and cause its working life shorter.At present, the parallel axes speed reducer that occurs on the market, though overcome above-mentioned shortcoming to a certain extent, velocity ratio is less.Structural change along with fast development of market economy and modern industrialization industry; The advantage of machinery will be embodied directly on the economic benefit; Because the user is progressively expanding the demand of speed reducer, be that each speed reducer manufacturer is in the face of reaching the problem that need solve so how to make speed reducer in actual production, bring into play greatest benefit.
Summary of the invention
A kind of gear range is wide, bearing capacity is big, output torque is big, transmission efficiency is high and the high power third-level parallel axis hard-tooth surface gear reduction unit of long service life for the technical problem that exists in the solution known technology provides for the utility model.
The technological scheme that the utility model is taked for the technical problem that exists in the solution known technology is: a kind of high power third-level parallel axis hard-tooth surface gear reduction unit; Comprise casing, input gear shaft, input gear, intermediate gear shaft, intermediate gear, output gear shaft, output gear, output shaft and spring bearing; It is characterized in that: said input gear shaft, intermediate gear shaft, output gear shaft and output shaft are installed in parallel on the casing through spring bearing; The engagement of input gear shaft is through the input gear of key connecting on intermediate gear shaft; The intermediate gear shaft engagement is through the intermediate gear of key connecting on output gear shaft; The output gear shaft engagement is through the output gear of key connecting on output shaft; The end that goes out of going into end and output shaft of input gear shaft all is equipped with oil sealing, be positioned on the casing import gear shaft below be provided with a mounting hole.
The utility model can also adopt following technological scheme:
Said spring bearing is a tapered roller bearing.
Advantage and the good effect that the utlity model has are: because the utility model adopts as above technological scheme: input gear shaft, intermediate gear shaft, output gear shaft and output shaft are installed in parallel on the casing through spring bearing; The engagement of input gear shaft is through the input gear of key connecting on intermediate gear shaft; The intermediate gear shaft engagement is through the intermediate gear of key connecting on output gear shaft; The output gear shaft engagement is through the output gear of key connecting on output shaft; Constituted each gear-driven perfect and reasonable combination of complete machine with this; Make the speed reducer overall structure more compact, make full use of limited space, bearing capacity is strong, efficient is high, long service life and velocity ratio are big.Be positioned on the casing input gear shaft below be provided with a mounting hole; The staff can be according to the use needs; On the axle mounting hole equipped one-level and former input gear shaft transmission joint spool as new input shaft, thereby can further enlarge the velocity ratio of speed reducer.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is that the A-A of Fig. 1 is to sectional view.
Among the figure: 1, casing; 2, input gear shaft; 3, input gear; 4, intermediate gear shaft; 5, intermediate gear; 6, output gear shaft; 7, output gear; 8, output shaft; 9, spring bearing; 10, back-up ring; 11, gland; 12, pass through lid; 13, axle mounting hole.
Embodiment
For further understanding summary of the invention, characteristics and the effect of the utility model, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1 and Fig. 2, high power third-level parallel axis hard-tooth surface gear reduction unit comprises casing 1, input gear shaft 2, input gear 3, intermediate gear shaft 4, intermediate gear 5, output gear shaft 6, output gear 7, output shaft 8 and spring bearing 9.Input gear shaft 2, intermediate gear shaft 3, output gear shaft 6 and output shaft 8 are installed in parallel on the casing 1 through spring bearing.Spring bearing 9 is a tapered roller bearing.Input gear shaft 2 is supported on the casing 1 through two tapered roller bearings, and the two ends of input gear shaft 2 are through back-up ring 10, gland 11 and cover 12 location thoroughly, and the part that input gear shaft 2 stretches out casing 1 is provided with and is installed in the two-lip seal that covers on 12. Input gear shaft 2 and 3 engagements of input gear; Constitute the one-level gearing down of speed reducer; Input gear 3 connects with intermediate gear shaft 4 through key, and intermediate gear shaft 4 is supported on the casing 1 through two tapered roller bearings, and the two ends of intermediate gear shaft 4 are through back-up ring 10 and gland 11 location.Intermediate gear shaft 4 and intermediate gear 5 engagements; Constitute the double reduction transmission of speed reducer; Intermediate gear 5 connects with output gear shaft 6 through key, and output gear shaft 6 is supported on the casing 1 through two tapered roller bearings, and the two ends of output gear shaft 6 are through back-up ring 10, gland 11 location.Output gear shaft 6 and output gear 7 engagements; Constitute three grades of gearing down of speed reducer; Output gear 7 connects with output shaft 8 through key; Output shaft 8 is supported on the casing 1 through two tapered roller bearings, and the two ends of output shaft 8 are through back-up ring 10, gland 11 and cover 12 location thoroughly, and the part that output shaft 8 stretches out casing 1 is provided with and is installed in the two-lip seal that covers on 12.
Input gear, intermediate gear and output gear material are all selected the 20CrMnMo carburizing and quenching for use; Input gear shaft, intermediate gear shaft, output gear shaft and output shaft material selection 42CrMo; Tank material adopts HT250, for increasing bearing capacity reliable assurance is provided like this.This speed reducer compact structure rationally utilizes limited space, and the volume of speed reducer is reduced, and increases user's space availability ratio.This speed reducer is the various setting types that satisfy the user; Be positioned on the casing input gear shaft below be provided with a mounting hole 13; The staff can be according to the use needs; On the axle mounting hole equipped one-level and former input gear shaft transmission joint spool as new input shaft, thereby can further enlarge the velocity ratio of speed reducer.
Claims (2)
1. high power third-level parallel axis hard-tooth surface gear reduction unit; Comprise casing, input gear shaft, input gear, intermediate gear shaft, intermediate gear, output gear shaft, output gear, output shaft and spring bearing; It is characterized in that: said input gear shaft, intermediate gear shaft, output gear shaft and output shaft are installed in parallel on the casing through spring bearing; The engagement of input gear shaft is through the input gear of key connecting on intermediate gear shaft; The intermediate gear shaft engagement is through the intermediate gear of key connecting on output gear shaft; Output gear shaft engagement is through the output gear of key connecting on output shaft, and the end that goes out of going into end and output shaft of input gear shaft all is equipped with oil sealing, be positioned on the casing import gear shaft below be provided with a mounting hole.
2. high power third-level parallel axis hard-tooth surface gear reduction unit according to claim 1 is characterized in that: said spring bearing is a tapered roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202658205U CN202152827U (en) | 2011-07-26 | 2011-07-26 | High-power three-level parallel shaft harden-tooth-surface gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202658205U CN202152827U (en) | 2011-07-26 | 2011-07-26 | High-power three-level parallel shaft harden-tooth-surface gear reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202152827U true CN202152827U (en) | 2012-02-29 |
Family
ID=45693323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202658205U Expired - Fee Related CN202152827U (en) | 2011-07-26 | 2011-07-26 | High-power three-level parallel shaft harden-tooth-surface gear reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202152827U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016643A (en) * | 2012-11-21 | 2013-04-03 | 无锡京华重工装备制造有限公司 | Structure of two speed transmission |
| CN103994182A (en) * | 2014-05-29 | 2014-08-20 | 江苏金长城减速机有限公司 | Hard-tooth-surface shaft-mounted speed reducer |
| CN107061703A (en) * | 2017-05-09 | 2017-08-18 | 天津工业大学 | A kind of novel high-power density divides transmission system of confluxing |
-
2011
- 2011-07-26 CN CN2011202658205U patent/CN202152827U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016643A (en) * | 2012-11-21 | 2013-04-03 | 无锡京华重工装备制造有限公司 | Structure of two speed transmission |
| CN103016643B (en) * | 2012-11-21 | 2015-09-23 | 无锡京华重工装备制造有限公司 | Second gear gearbox designs |
| CN103994182A (en) * | 2014-05-29 | 2014-08-20 | 江苏金长城减速机有限公司 | Hard-tooth-surface shaft-mounted speed reducer |
| CN103994182B (en) * | 2014-05-29 | 2017-02-15 | 江苏金长城减速机有限公司 | Hard-tooth-surface shaft-mounted speed reducer |
| CN107061703A (en) * | 2017-05-09 | 2017-08-18 | 天津工业大学 | A kind of novel high-power density divides transmission system of confluxing |
| CN107061703B (en) * | 2017-05-09 | 2023-04-21 | 天津工业大学 | Novel high-power density divides conflux transmission system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202165523U (en) | Four-stage high-power rectangular axis hard tooth surface reduction gearbox | |
| CN201190782Y (en) | Single stage gear reducer | |
| CN104847873B (en) | All-sealed one-piece type RV reductor | |
| CN202152827U (en) | High-power three-level parallel shaft harden-tooth-surface gear reducer | |
| CN205350285U (en) | Gear reducer | |
| CN203686069U (en) | Speed reducer with stable transmission | |
| CN201843944U (en) | Rectangular-shaft hard-face gear reducer | |
| CN202833870U (en) | Large span double output shaft reducer | |
| CN202108942U (en) | Subsection lubrication structure of coal mining machine rocker arm gear cavity | |
| CN202301855U (en) | Flange-type single screw extruder gear case | |
| CN201521602U (en) | High speed ratio four-stage parallel shaft hard gear surface gear speed reducer | |
| CN201241939Y (en) | Large power two-stage parallel shaft hard tooth surface gear speed reducer | |
| CN202579956U (en) | Worm-gear case of wire-rewinding machine | |
| CN202152828U (en) | Metallurgical gear box structure | |
| CN202251702U (en) | Multi-output-shaft speed reducer | |
| CN203363007U (en) | Arc tooth hypoid gear speed reducer used for lift | |
| CN203193443U (en) | Hypoid gear motor with double-sided flange | |
| CN202971845U (en) | Gear box oil pump layout structure | |
| CN101633145A (en) | Angle grinder | |
| CN203384348U (en) | Bath oil lubrication type electric coal drill | |
| CN204664308U (en) | Spiral bevel gear speed reducer | |
| CN203756872U (en) | Spiral bevel gear reducer for construction hoist | |
| CN204739159U (en) | Swing drives device economizes on fuel | |
| CN203155928U (en) | Roll riveting machine spindle box | |
| CN203214834U (en) | Gear box for TWS2500 vehicle-mounted fracturing pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120229 Termination date: 20160726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |